UKN Full Form. Full Meaning of UKN Find long form and abbreviation, slang or definition of UKN. What does UKN mean? What does UKN stand for? We are providing world largest and most comprehensive acronyms, names, abbreviations database directory on the Internet. Our data base contains more than 8,00,000 terms abbreviations and acronyms. You can also search unique terms more than 4,00,000 general Comprehensive words.